Question 1

What does the following describe: Alanine-leucine-cysteine-phenylalanine-proline-arginine?

Accepted Answer

A)  Fatty acid 
B)  Peptide 
C)  Disaccharide 
D)  Nucleotide 
A)  Fatty acid 
B)  Peptide 
C)  Disaccharide 
D)  Nucleotide

Question 2

An -NH₂ group and a -COOH group are most characteristic of a(n)

Accepted Answer

A)  fatty acid. 
B)  amino acid. 
C)  monosaccharide. 
D)  ketoacid. 
A)  fatty acid. 
B)  amino acid. 
C)  monosaccharide. 
D)  ketoacid.

Question 3

Translation

Accepted Answer

A)  occurs within the nucleus. 
B)  involves DNA and tRNA. 
C)  involves tRNA and mRNA. 
D)  refers to the production of a complementary strand of DNA. 
A)  occurs within the nucleus. 
B)  involves DNA and tRNA. 
C)  involves tRNA and mRNA. 
D)  refers to the production of a complementary strand of DNA.

Question 4

Adenine,thymine,cytosine,and guanine are

Accepted Answer

A)  bases of DNA. 
B)  sugars used to synthesize nucleotides. 
C)  intermediates of the Krebs cycle. 
D)  amino acids. 
A)  bases of DNA. 
B)  sugars used to synthesize nucleotides. 
C)  intermediates of the Krebs cycle. 
D)  amino acids.

Question 5

A strand of DNA reads ATTCGCAGG.A strand of mRNA reads

Accepted Answer

A)  TAGGCGTCC. 
B)  UUGGCGCUC. 
C)  UTTCGCTCC. 
D)  UAAGCGUCC. 
A)  TAGGCGTCC. 
B)  UUGGCGCUC. 
C)  UTTCGCTCC. 
D)  UAAGCGUCC.

Question 6

Starch is classified as a(n)

Accepted Answer

A)  lipid. 
B)  fatty acid. 
C)  amino acid. 
D)  polysaccharide. 
A)  lipid. 
B)  fatty acid. 
C)  amino acid. 
D)  polysaccharide.

Question 7

Which of the following is (are)necessary for the synthesis of urea?

Accepted Answer

A)  Ketone bodies 
B)  Insulin 
C)  Glycogen 
D)  Liver enzymes 
A)  Ketone bodies 
B)  Insulin 
C)  Glycogen 
D)  Liver enzymes

Question 8

Which of the following is least related to urea?

Accepted Answer

A)  Hepatic synthesis 
B)  Nitrogenous waste 
C)  Chemical formula is NH4+ 
D)  Excreted in the urine 
A)  Hepatic synthesis 
B)  Nitrogenous waste 
C)  Chemical formula is NH4+ 
D)  Excreted in the urine

Question 9

With which process are both DNA and mRNA involved?

Accepted Answer

A)  Transcription 
B)  Translation 
C)  Glycolysis 
D)  ATP production 
A)  Transcription 
B)  Translation 
C)  Glycolysis 
D)  ATP production

Question 10

Lactic acidosis

Accepted Answer

A)  is caused only by rapid and incomplete catabolism of fatty acids. 
B)  is accompanied by the formation of large amounts of ATP. 
C)  develops in response to prolonged anaerobic catabolism. 
D)  is caused only by extreme exercise characterized by muscle soreness. 
A)  is caused only by rapid and incomplete catabolism of fatty acids. 
B)  is accompanied by the formation of large amounts of ATP. 
C)  develops in response to prolonged anaerobic catabolism. 
D)  is caused only by extreme exercise characterized by muscle soreness.

Question 11

Which of the following is a waste product of the aerobic glucose metabolism?

Accepted Answer

A)  ATP 
B)  CO2 
C)  Urea 
D)  Glycogen 
A)  ATP 
B)  CO2 
C)  Urea 
D)  Glycogen

Question 12

Translation involves

Accepted Answer

A)  ribose and deoxyribose. 
B)  thymine and uracil. 
C)  DNA and mRNA. 
D)  mRNA and tRNA. 
A)  ribose and deoxyribose. 
B)  thymine and uracil. 
C)  DNA and mRNA. 
D)  mRNA and tRNA.

Question 13

Cholesterol is

Accepted Answer

A)  an essential amino acid. 
B)  stored as glycogen. 
C)  degraded to sucrose, lactose, and maltose. 
D)  used to synthesize steroids. 
A)  an essential amino acid. 
B)  stored as glycogen. 
C)  degraded to sucrose, lactose, and maltose. 
D)  used to synthesize steroids.

Question 14

Which of the following processes forms the most ATP?

Accepted Answer

A)  Glycolysis 
B)  Conversion of glucose to glycogen 
C)  Aerobic catabolism of glucose 
D)  Catabolism of glucose to lactic acid 
A)  Glycolysis 
B)  Conversion of glucose to glycogen 
C)  Aerobic catabolism of glucose 
D)  Catabolism of glucose to lactic acid

Question 15

Which of the following is most descriptive of ammonia?

Accepted Answer

A)  Nitrogen containing and brain toxic 
B)  A catalyst 
C)  An essential amino acid 
D)  Derived from glycogen catabolism 
A)  Nitrogen containing and brain toxic 
B)  A catalyst 
C)  An essential amino acid 
D)  Derived from glycogen catabolism

Question 16

Which of the following is characteristic of RNA but not DNA?

Accepted Answer

A)  Deoxyribose 
B)  Adenine and thymine 
C)  Double stranded 
D)  Uracil and adenine 
A)  Deoxyribose 
B)  Adenine and thymine 
C)  Double stranded 
D)  Uracil and adenine

Question 17

With which base can adenine pair?

Accepted Answer

A)  Guanine 
B)  Cytosine 
C)  Ribose 
D)  Uracil 
A)  Guanine 
B)  Cytosine 
C)  Ribose 
D)  Uracil

Question 18

Gluconeogenesis converts

Accepted Answer

A)  glucose to amino acids for protein synthesis. 
B)  glucose to fatty acids for storage of excess sugar as fat. 
C)  body protein to glucose in an insulin-deficient state. 
D)  ammonia to urea for excretion into the urine. 
A)  glucose to amino acids for protein synthesis. 
B)  glucose to fatty acids for storage of excess sugar as fat. 
C)  body protein to glucose in an insulin-deficient state. 
D)  ammonia to urea for excretion into the urine.

Question 19

DNA

Accepted Answer

A)  is double stranded and stores the genetic code. 
B)  contains ribose as its sugar. 
C)  is located within the cytoplasm. 
D)  contains the following bases: cytosine, guanine, adenine, and uracil. 
A)  is double stranded and stores the genetic code. 
B)  contains ribose as its sugar. 
C)  is located within the cytoplasm. 
D)  contains the following bases: cytosine, guanine, adenine, and uracil.

Question 20

Ketosis develops in response to

Accepted Answer

A)  glycolysis. 
B)  hyperglycemia. 
C)  activation of the urea cycle. 
D)  rapid and incomplete catabolism of fatty acids. 
A)  glycolysis. 
B)  hyperglycemia. 
C)  activation of the urea cycle. 
D)  rapid and incomplete catabolism of fatty acids.

Exam 4: Cell Metabolism

What does the following describe: Alanine-leucine-cysteine-phenylalanine-proline-arginine?

An -NH₂ group and a -COOH group are most characteristic of a(n)

Translation

Adenine,thymine,cytosine,and guanine are

A strand of DNA reads ATTCGCAGG.A strand of mRNA reads

Starch is classified as a(n)

Which of the following is (are)necessary for the synthesis of urea?

Which of the following is least related to urea?

With which process are both DNA and mRNA involved?

Lactic acidosis

Which of the following is a waste product of the aerobic glucose metabolism?

Translation involves

Cholesterol is

Which of the following processes forms the most ATP?

Which of the following is most descriptive of ammonia?

Which of the following is characteristic of RNA but not DNA?

With which base can adenine pair?

Gluconeogenesis converts

DNA

Ketosis develops in response to

Introduction to the Human Body

Basic Chemistry

Cells

Microbiology Basics

Tissues and Membranes

Integumentary System and Body Temperature

Skeletal System

Muscular System

Nervous System: Nervous Tissue and Brain

Nervous System: Spinal Cord and Peripheral Nerves

Autonomic Nervous System

Sensory System

Endocrine System

Blood

Anatomy of the Heart

Function of the Heart

Anatomy of the Blood Vessels

Functions of the Blood Vessels

Lymphatic System

Immune System

Respiratory System

Digestive System

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive Systems

Human Development and Heredity

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